Granted Patent
Utility
US 4,944,505 · App. 07/303,248
Sheet length detector with skew compensation
Inventor:
William Sherman, III
Patented Case
View Patent ↗
Granted: Jul 31, 1990
Filed: Jan 30, 1989
Inventor
William Sherman, III
Assignee (at issue)
THE BRANDT COMPANIES, LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.